Home / 15,982.84-23,945.46-8,579.44

Finding the Fourth Proportional to 15,982.84, 23,945.46 and 8,579.44

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Solution

The fourth proportional to 15,982.84, 23,945.46 and 8,579.44 is: 12,853.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,982.84 : 23,945.46 = 8,579.44 : x
  2. Step 2: Convert to fraction form
    15,982.84/23,945.46 = 8,579.44/x
  3. Step 3: Cross multiply
    15,982.84x = 23,945.46 × 8,579.44
  4. Step 4: Simplify right side
    15,982.84x = 205,438,637.34
  5. Step 5: Solve for x
    x = 205,438,637.34/15,982.84
  6. Step 6: Final answer
    x = 12,853.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.